Finding the Fourth Proportional to 191,049,738.93, 286,573,033.62 and 54,735,253.65
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Solution
The fourth proportional to 191,049,738.93, 286,573,033.62 and 54,735,253.65 is: 82,102,429.31
Step by Step Solution
- Step 1: Write the proportion equation
191,049,738.93 : 286,573,033.62 = 54,735,253.65 : x - Step 2: Convert to fraction form
191,049,738.93/286,573,033.62 = 54,735,253.65/x - Step 3: Cross multiply
191,049,738.93x = 286,573,033.62 × 54,735,253.65 - Step 4: Simplify right side
191,049,738.93x = 15,685,647,684,440,678 - Step 5: Solve for x
x = 15,685,647,684,440,678/191,049,738.93 - Step 6: Final answer
x = 82,102,429.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.